Alexa Meyer, from the Department of Nutritional Sciences, University of Vienna, Austria, comparing probiotic drinks and normal yogurt, found no significant difference in the effect of Actimel and normal yogurt with living bacteria.
Caution should, however, be exercised when administering probiotic supplements to immunocompromised individuals or patients who have a compromised intestinal barrier.
Khem Shahani is best known for his discovery of the DDS-1 strain of Lactobacillus acidophilus in 1959, at the University of Nebraska-Lincoln.